Which is an advantage of using a credit card over a debt card?

A. You must have enough money in your account to cover your purchases.

B. You don’t have to carry cash.

D. Used responsibly, it can help build a positive credit history.

D. You pay interest on the unpaid balance.

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

Ms. ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms. ortiz charge per kilogram of tomatoes to make on a load of tomatoes?